From: Konstantin Meskhidze konstantin.meskhidze@huawei.com
[ Upstream commit 75818afff631e1ea785a82c3e8bb82eb0dee539c ]
This patch fixes potential memory leakage and seg fault in _gpuvm_import_dmabuf() function
Fixes: d4ec4bdc0bd5 ("drm/amdkfd: Allow access for mmapping KFD BOs") Signed-off-by: Konstantin Meskhidze konstantin.meskhidze@huawei.com Signed-off-by: Felix Kuehling Felix.Kuehling@amd.com Reviewed-by: Felix Kuehling Felix.Kuehling@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c index 1f76e27f1a35..fe87b3402f06 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c @@ -2256,7 +2256,7 @@ int amdgpu_amdkfd_gpuvm_import_dmabuf(struct amdgpu_device *adev,
ret = drm_vma_node_allow(&obj->vma_node, drm_priv); if (ret) { - kfree(mem); + kfree(*mem); return ret; }